Finding the Third Proportional to 82,313 and 126,890

Step by Step Solution

1. Step 1: Write the proportion equation
   82,313 : 126,890 = 126,890 : x
2. Step 2: Convert to fraction form
   82,313/126,890 = 126,890/x
3. Step 3: Cross multiply
   82,313x = 126,890 × 126,890
4. Step 4: Simplify right side
   82,313x = 16,101,072,100
5. Step 5: Solve for x
   x = 16,101,072,100/82,313
6. Step 6: Final answer
   x = 195,607.89